Supports dpdk config in OpenstackNode.

Change-Id: I332d7643acb56c5fa7460edb6e4c90a2d862706f
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/DpdkConfigCodec.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/DpdkConfigCodec.java
new file mode 100644
index 0000000..3e8156d
--- /dev/null
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/DpdkConfigCodec.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.openstacknode.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.openstacknode.api.DpdkConfig;
+import org.onosproject.openstacknode.api.DpdkInterface;
+import org.onosproject.openstacknode.impl.DefaultDpdkConfig;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.IntStream;
+
+import static org.onlab.util.Tools.nullIsIllegal;
+
+/**
+ * dpdk config codec used for serializing and de-serializing JSON string.
+ */
+public class DpdkConfigCodec extends JsonCodec<DpdkConfig> {
+    private static final String DATA_PATH_TYPE = "datapathType";
+    private static final String SOCKET_DIR = "socketDir";
+    private static final String DPDK_INTFS = "dpdkIntfs";
+
+    private static final String MISSING_MESSAGE = " is required in DpdkInterface";
+
+    @Override
+    public ObjectNode encode(DpdkConfig entity, CodecContext context) {
+        ObjectNode result = context.mapper().createObjectNode()
+                .put(DATA_PATH_TYPE, entity.datapathType().name());
+
+        if (entity.socketDir() != null) {
+            result.put(SOCKET_DIR, entity.socketDir());
+        }
+
+        ArrayNode dpdkIntfs = context.mapper().createArrayNode();
+        entity.dpdkIntfs().forEach(dpdkIntf -> {
+            ObjectNode dpdkIntfJson = context.codec(DpdkInterface.class)
+                    .encode(dpdkIntf, context);
+            dpdkIntfs.add(dpdkIntfJson);
+        });
+        result.set(DPDK_INTFS, dpdkIntfs);
+
+        return result;
+    }
+
+    @Override
+    public DpdkConfig decode(ObjectNode json, CodecContext context) {
+        if (json == null || !json.isObject()) {
+            return null;
+        }
+
+        String datapathType = nullIsIllegal(json.get(DATA_PATH_TYPE).asText(),
+                DATA_PATH_TYPE + MISSING_MESSAGE);
+
+        DefaultDpdkConfig.Builder builder = DefaultDpdkConfig.builder()
+                .datapathType(DpdkConfig.DatapathType.valueOf(datapathType.toUpperCase()));
+
+        if (json.get(SOCKET_DIR) != null) {
+            builder.socketDir(json.get(SOCKET_DIR).asText());
+        }
+
+        List<DpdkInterface> dpdkInterfaces = new ArrayList<>();
+        JsonNode dpdkIntfsJson = json.get(DPDK_INTFS);
+
+        if (dpdkIntfsJson != null) {
+            final JsonCodec<DpdkInterface>
+                    dpdkIntfCodec = context.codec(DpdkInterface.class);
+
+            IntStream.range(0, dpdkIntfsJson.size()).forEach(i -> {
+                ObjectNode intfJson = get(dpdkIntfsJson, i);
+                dpdkInterfaces.add(dpdkIntfCodec.decode(intfJson, context));
+            });
+        }
+        builder.dpdkIntfs(dpdkInterfaces);
+
+        return builder.build();
+    }
+}
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/DpdkInterfaceCodec.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/DpdkInterfaceCodec.java
new file mode 100644
index 0000000..033bfc0
--- /dev/null
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/DpdkInterfaceCodec.java
@@ -0,0 +1,90 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.openstacknode.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.openstacknode.api.DpdkInterface;
+import org.onosproject.openstacknode.api.DpdkInterface.Type;
+import org.onosproject.openstacknode.impl.DefaultDpdkInterface;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.onlab.util.Tools.nullIsIllegal;
+
+/**
+ * DPDK interface codec used for serializing and de-serializing JSON string.
+ */
+public class DpdkInterfaceCodec extends JsonCodec<DpdkInterface> {
+    private static final String DEVICE_NAME = "deviceName";
+    private static final String INTF = "intf";
+    private static final String PCI_ADDRESS = "pciAddress";
+    private static final String TYPE = "type";
+    private static final String MTU = "mtu";
+
+    private static final String NOT_NULL_MESSAGE = "dpdk interface cannot be null";
+    private static final String MISSING_MESSAGE = " is required in DpdkInterface";
+
+    @Override
+    public ObjectNode encode(DpdkInterface entity, CodecContext context) {
+        checkNotNull(entity, NOT_NULL_MESSAGE);
+
+        return context.mapper().createObjectNode()
+                .put(DEVICE_NAME, entity.deviceName())
+                .put(INTF, entity.intf())
+                .put(PCI_ADDRESS, entity.pciAddress())
+                .put(TYPE, entity.type().name())
+                .put(MTU, entity.mtu().toString());
+    }
+
+    @Override
+    public DpdkInterface decode(ObjectNode json, CodecContext context) {
+        if (json == null || !json.isObject()) {
+            return null;
+        }
+
+        String deviceName = nullIsIllegal(json.get(DEVICE_NAME).asText(),
+                DEVICE_NAME + MISSING_MESSAGE);
+        String intf = nullIsIllegal(json.get(INTF).asText(),
+                INTF + MISSING_MESSAGE);
+        String pciAddress = nullIsIllegal(json.get(PCI_ADDRESS).asText(),
+                PCI_ADDRESS + MISSING_MESSAGE);
+        String typeString = nullIsIllegal(json.get(TYPE).asText(),
+                TYPE + MISSING_MESSAGE);
+
+        Type type;
+        try {
+            type = Type.valueOf(typeString.toUpperCase());
+        } catch (IllegalArgumentException e) {
+            throw new IllegalArgumentException(TYPE + MISSING_MESSAGE);
+        }
+
+        DpdkInterface.Builder builder = DefaultDpdkInterface.builder()
+                .deviceName(deviceName)
+                .intf(intf)
+                .pciAddress(pciAddress)
+                .type(type);
+
+        JsonNode mtuJson = json.get(MTU);
+
+        if (mtuJson != null) {
+            builder.mtu(Long.parseLong(mtuJson.asText()));
+        }
+
+        return builder.build();
+    }
+}
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java
index 5d16199..ad2f08b 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/codec/OpenstackNodeCodec.java
@@ -24,6 +24,7 @@
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.behaviour.ControllerInfo;
 import org.onosproject.openstacknode.api.DefaultOpenstackNode;
+import org.onosproject.openstacknode.api.DpdkConfig;
 import org.onosproject.openstacknode.api.NodeState;
 import org.onosproject.openstacknode.api.OpenstackAuth;
 import org.onosproject.openstacknode.api.OpenstackNode;
@@ -61,11 +62,9 @@
     private static final String AUTHENTICATION = "authentication";
     private static final String END_POINT = "endpoint";
     private static final String SSH_AUTH = "sshAuth";
-    private static final String DATA_PATH_TYPE = "datapathType";
-    private static final String SOCKET_DIR = "socketDir";
+    private static final String DPDK_CONFIG = "dpdkConfig";
 
     private static final String MISSING_MESSAGE = " is required in OpenstackNode";
-    private static final String UNSUPPORTED_DATAPATH_TYPE = "Unsupported datapath type";
 
     @Override
     public ObjectNode encode(OpenstackNode node, CodecContext context) {
@@ -75,8 +74,7 @@
                 .put(HOST_NAME, node.hostname())
                 .put(TYPE, node.type().name())
                 .put(STATE, node.state().name())
-                .put(MANAGEMENT_IP, node.managementIp().toString())
-                .put(DATA_PATH_TYPE, node.datapathType().name());
+                .put(MANAGEMENT_IP, node.managementIp().toString());
 
         OpenstackNode.NodeType type = node.type();
 
@@ -128,8 +126,10 @@
             result.set(SSH_AUTH, sshAuthJson);
         }
 
-        if (node.socketDir() != null) {
-            result.put(SOCKET_DIR, node.socketDir());
+        if (node.dpdkConfig() != null) {
+            ObjectNode dpdkConfigJson = context.codec(DpdkConfig.class)
+                    .encode(node.dpdkConfig(), context);
+            result.set(DPDK_CONFIG, dpdkConfigJson);
         }
 
         return result;
@@ -175,23 +175,6 @@
             nodeBuilder.intgBridge(DeviceId.deviceId(intBridgeJson.asText()));
         }
 
-        JsonNode datapathTypeJson = json.get(DATA_PATH_TYPE);
-
-        if (datapathTypeJson == null ||
-                datapathTypeJson.asText().equals(OpenstackNode.DatapathType.NORMAL.name().toLowerCase())) {
-            nodeBuilder.datapathType(OpenstackNode.DatapathType.NORMAL);
-        } else if (datapathTypeJson.asText().equals(OpenstackNode.DatapathType.NETDEV.name().toLowerCase())) {
-            nodeBuilder.datapathType(OpenstackNode.DatapathType.NETDEV);
-        } else {
-            throw new IllegalArgumentException(UNSUPPORTED_DATAPATH_TYPE + datapathTypeJson.asText());
-        }
-
-        JsonNode socketDir = json.get(SOCKET_DIR);
-
-        if (socketDir != null) {
-            nodeBuilder.socketDir(socketDir.asText());
-        }
-
         // parse physical interfaces
         List<OpenstackPhyInterface> phyIntfs = new ArrayList<>();
         JsonNode phyIntfsJson = json.get(PHYSICAL_INTERFACES);
@@ -224,7 +207,7 @@
 
         // parse authentication
         JsonNode authJson = json.get(AUTHENTICATION);
-        if (json.get(AUTHENTICATION) != null) {
+        if (authJson != null) {
 
             final JsonCodec<OpenstackAuth> authCodec = context.codec(OpenstackAuth.class);
 
@@ -234,13 +217,21 @@
 
         // parse ssh authentication
         JsonNode sshAuthJson = json.get(SSH_AUTH);
-        if (json.get(SSH_AUTH) != null) {
+        if (sshAuthJson != null) {
             final JsonCodec<OpenstackSshAuth> sshAuthJsonCodec = context.codec(OpenstackSshAuth.class);
 
             OpenstackSshAuth sshAuth = sshAuthJsonCodec.decode((ObjectNode) sshAuthJson.deepCopy(), context);
             nodeBuilder.sshAuthInfo(sshAuth);
         }
 
+        JsonNode dpdkConfigJson = json.get(DPDK_CONFIG);
+        if (dpdkConfigJson != null) {
+            final JsonCodec<DpdkConfig> dpdkConfigJsonCodec = context.codec(DpdkConfig.class);
+
+            DpdkConfig dpdkConfig = dpdkConfigJsonCodec.decode((ObjectNode) dpdkConfigJson.deepCopy(), context);
+            nodeBuilder.dpdkConfig(dpdkConfig);
+        }
+
         log.trace("node is {}", nodeBuilder.build().toString());
 
         return nodeBuilder.build();
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultDpdkConfig.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultDpdkConfig.java
new file mode 100644
index 0000000..afd2d22
--- /dev/null
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultDpdkConfig.java
@@ -0,0 +1,158 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.openstacknode.impl;
+
+import com.google.common.base.MoreObjects;
+import com.google.common.collect.ImmutableList;
+import org.onosproject.openstacknode.api.DpdkConfig;
+import org.onosproject.openstacknode.api.DpdkInterface;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkArgument;
+
+/**
+ * Implementation of dpdk config.
+ */
+public final class DefaultDpdkConfig implements DpdkConfig {
+
+    private final DatapathType datapathType;
+    private final String socketDir;
+    private final Collection<DpdkInterface> dpdkIntfs;
+
+    private static final String NOT_NULL_MSG = "% cannot be null";
+
+    private DefaultDpdkConfig(DatapathType datapathType,
+                             String socketDir,
+                             Collection<DpdkInterface> dpdkIntfs) {
+        this.datapathType = datapathType;
+        this.socketDir = socketDir;
+        this.dpdkIntfs = dpdkIntfs;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (!(o instanceof DefaultDpdkConfig)) {
+            return false;
+        }
+        DefaultDpdkConfig that = (DefaultDpdkConfig) o;
+        return datapathType == that.datapathType &&
+                Objects.equals(socketDir, that.socketDir) &&
+                Objects.equals(dpdkIntfs, that.dpdkIntfs);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(datapathType,
+                socketDir,
+                dpdkIntfs);
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(this)
+                .add("datapathType", datapathType)
+                .add("socketDir", socketDir)
+                .add("dpdkIntfs", dpdkIntfs)
+                .toString();
+    }
+
+    /**
+     * Returns the data path type.
+     *
+     * @return data path type; normal or netdev
+     */
+    @Override
+    public DatapathType datapathType() {
+        return datapathType;
+    }
+
+    /**
+     * Returns socket directory which dpdk port bound to.
+     *
+     * @return socket directory
+     */
+    @Override
+    public String socketDir() {
+        return socketDir;
+    }
+
+    /**
+     * Returns a collection of dpdk interfaces.
+     *
+     * @return dpdk interfaces
+     */
+    @Override
+    public Collection<DpdkInterface> dpdkIntfs() {
+        if (dpdkIntfs == null) {
+            return new ArrayList<>();
+        }
+        return ImmutableList.copyOf(dpdkIntfs);
+    }
+
+    /**
+     * Returns new builder instance.
+     *
+     * @return dpdk config builder instance
+     */
+    public static Builder builder() {
+        return new Builder();
+    }
+
+    /**
+     * Builder of DpdkConfig instance.
+     */
+    public static final class Builder implements DpdkConfig.Builder {
+        private DatapathType datapathType;
+        private String socketDir;
+        private Collection<DpdkInterface> dpdkIntfs;
+
+        private Builder() {
+
+        }
+
+        @Override
+        public DpdkConfig build() {
+            checkArgument(datapathType != null, NOT_NULL_MSG, "datapathType");
+            return new DefaultDpdkConfig(datapathType,
+                    socketDir,
+                    dpdkIntfs);
+        }
+
+        @Override
+        public Builder datapathType(DatapathType datapathType) {
+            this.datapathType = datapathType;
+            return this;
+        }
+
+        @Override
+        public Builder socketDir(String socketDir) {
+            this.socketDir = socketDir;
+            return this;
+        }
+
+        @Override
+        public Builder dpdkIntfs(Collection<DpdkInterface> dpdkIntfs) {
+            this.dpdkIntfs = dpdkIntfs;
+            return this;
+        }
+    }
+}
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultDpdkInterface.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultDpdkInterface.java
new file mode 100644
index 0000000..c442876
--- /dev/null
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultDpdkInterface.java
@@ -0,0 +1,202 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.openstacknode.impl;
+
+import com.google.common.base.MoreObjects;
+import org.onosproject.openstacknode.api.DpdkInterface;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkArgument;
+
+
+/**
+ * Implementation of dpdk interface.
+ */
+public final class DefaultDpdkInterface implements DpdkInterface {
+    private final String deviceName;
+    private final String intf;
+    private final String pciAddress;
+    private final Type type;
+    private final Long mtu;
+    private static final String NOT_NULL_MSG = "% cannot be null";
+
+    private DefaultDpdkInterface(String deviceName,
+                                 String intf,
+                                 String pciAddress,
+                                 Type type,
+                                 Long mtu) {
+        this.deviceName = deviceName;
+        this.intf = intf;
+        this.pciAddress = pciAddress;
+        this.type = type;
+        this.mtu = mtu;
+    }
+
+    /**
+     * Returns the name of the device where the dpdk interface is.
+     *
+     * @return device name
+     */
+    @Override
+    public String deviceName() {
+        return deviceName;
+    }
+
+    /**
+     * Returns the name of the dpdk interface.
+     *
+     * @return dpdk interface name
+     */
+    @Override
+    public String intf() {
+        return intf;
+    }
+
+    /**
+     * Returns the dpdk device arguments of this dpdk port.
+     * ex) "0000:85:00.1"
+     *
+     * @return pci address
+     */
+    @Override
+    public String pciAddress() {
+        return pciAddress;
+    }
+
+    /**
+     * Returns the dpdk interface type.
+     *
+     * @return type
+     */
+    @Override
+    public Type type() {
+        return type;
+    }
+
+    /**
+     * Returns the mtu size.
+     *
+     * @return mtu
+     */
+    @Override
+    public Long mtu() {
+        return mtu;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("deviceName", deviceName)
+                .add("intf", intf)
+                .add("pciAddress", pciAddress)
+                .add("type", type)
+                .add("mtu", mtu)
+                .toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(deviceName,
+                intf,
+                pciAddress,
+                type,
+                mtu);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (!(o instanceof DefaultDpdkInterface)) {
+            return false;
+        }
+        DefaultDpdkInterface that = (DefaultDpdkInterface) o;
+        return Objects.equals(deviceName, that.deviceName) &&
+                Objects.equals(intf, that.intf) &&
+                Objects.equals(pciAddress, that.pciAddress) &&
+                type == that.type &&
+                Objects.equals(mtu, that.mtu);
+    }
+
+    /**
+     * Returns new builder instance.
+     *
+     * @return dpdk interface builder instance.
+     */
+    public static Builder builder() {
+        return new Builder();
+    }
+
+    /**
+     * Builder of dpdk interface instance.
+     */
+    public static final class Builder implements DpdkInterface.Builder {
+        private String deviceName;
+        private String intf;
+        private String pciAddress;
+        private Type type;
+        private Long mtu = DpdkInterface.DEFAULT_MTU_SIZE;
+
+        private Builder() {
+        }
+
+        @Override
+        public DpdkInterface build() {
+            checkArgument(deviceName != null, NOT_NULL_MSG, "deviceName");
+            checkArgument(intf != null, NOT_NULL_MSG, "intf");
+            checkArgument(pciAddress != null, NOT_NULL_MSG, "pciAddress");
+            checkArgument(type != null, NOT_NULL_MSG, "type");
+
+            return new DefaultDpdkInterface(deviceName,
+                    intf,
+                    pciAddress,
+                    type,
+                    mtu);
+        }
+
+        @Override
+        public Builder deviceName(String deviceName) {
+            this.deviceName = deviceName;
+            return this;
+        }
+
+        @Override
+        public Builder intf(String name) {
+            this.intf = name;
+            return this;
+        }
+
+        @Override
+        public Builder pciAddress(String pciAddress) {
+            this.pciAddress = pciAddress;
+            return this;
+        }
+
+        @Override
+        public Builder type(Type type) {
+            this.type = type;
+            return this;
+        }
+
+        @Override
+        public Builder mtu(Long mtu) {
+            this.mtu = mtu;
+            return this;
+        }
+    }
+}
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandler.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandler.java
index 07d71de..4337355 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandler.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DefaultOpenstackNodeHandler.java
@@ -78,11 +78,12 @@
 import static org.onosproject.net.flow.instructions.ExtensionTreatmentType.ExtensionTreatmentTypes.NICIRA_SET_TUNNEL_DST;
 import static org.onosproject.openstacknode.api.Constants.DEFAULT_TUNNEL;
 import static org.onosproject.openstacknode.api.Constants.INTEGRATION_BRIDGE;
+import static org.onosproject.openstacknode.api.DpdkConfig.DatapathType.NETDEV;
 import static org.onosproject.openstacknode.api.NodeState.COMPLETE;
 import static org.onosproject.openstacknode.api.NodeState.DEVICE_CREATED;
 import static org.onosproject.openstacknode.api.NodeState.INCOMPLETE;
 import static org.onosproject.openstacknode.api.NodeState.INIT;
-import static org.onosproject.openstacknode.api.OpenstackNode.DatapathType.NETDEV;
+
 import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.CONTROLLER;
 import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.GATEWAY;
 import static org.onosproject.openstacknode.api.OpenstackNodeService.APP_ID;
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DistributedOpenstackNodeStore.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DistributedOpenstackNodeStore.java
index f30611b..368deed 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DistributedOpenstackNodeStore.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/impl/DistributedOpenstackNodeStore.java
@@ -28,6 +28,8 @@
 import org.onosproject.net.behaviour.ControllerInfo;
 import org.onosproject.openstacknode.api.DefaultOpenstackAuth;
 import org.onosproject.openstacknode.api.DefaultOpenstackNode;
+import org.onosproject.openstacknode.api.DpdkConfig;
+import org.onosproject.openstacknode.api.DpdkInterface;
 import org.onosproject.openstacknode.api.NodeState;
 import org.onosproject.openstacknode.api.OpenstackNode;
 import org.onosproject.openstacknode.api.OpenstackNodeEvent;
@@ -83,9 +85,13 @@
             .register(DefaultOpenstackNode.class)
             .register(OpenstackNode.NodeType.class)
             .register(NodeState.class)
-            .register(OpenstackNode.DatapathType.class)
+            .register(DpdkConfig.class)
+            .register(DefaultDpdkConfig.class)
+            .register(DpdkConfig.DatapathType.class)
             .register(OpenstackPhyInterface.class)
             .register(DefaultOpenstackPhyInterface.class)
+            .register(DpdkInterface.class)
+            .register(DefaultDpdkInterface.class)
             .register(ControllerInfo.class)
             .register(DefaultOpenstackAuth.class)
             .register(DefaultOpenstackAuth.Perspective.class)
diff --git a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java
index 3c8954c..4361317 100644
--- a/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java
+++ b/apps/openstacknode/app/src/main/java/org/onosproject/openstacknode/web/OpenstackNodeCodecRegister.java
@@ -22,10 +22,14 @@
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onosproject.codec.CodecService;
 import org.onosproject.net.behaviour.ControllerInfo;
+import org.onosproject.openstacknode.api.DpdkConfig;
+import org.onosproject.openstacknode.api.DpdkInterface;
 import org.onosproject.openstacknode.api.OpenstackAuth;
 import org.onosproject.openstacknode.api.OpenstackNode;
 import org.onosproject.openstacknode.api.OpenstackPhyInterface;
 import org.onosproject.openstacknode.api.OpenstackSshAuth;
+import org.onosproject.openstacknode.codec.DpdkConfigCodec;
+import org.onosproject.openstacknode.codec.DpdkInterfaceCodec;
 import org.onosproject.openstacknode.codec.OpenstackAuthCodec;
 import org.onosproject.openstacknode.codec.OpenstackControllerCodec;
 import org.onosproject.openstacknode.codec.OpenstackNodeCodec;
@@ -52,6 +56,8 @@
         codecService.registerCodec(OpenstackPhyInterface.class, new OpenstackPhyInterfaceCodec());
         codecService.registerCodec(ControllerInfo.class, new OpenstackControllerCodec());
         codecService.registerCodec(OpenstackSshAuth.class, new OpenstackSshAuthCodec());
+        codecService.registerCodec(DpdkInterface.class, new DpdkInterfaceCodec());
+        codecService.registerCodec(DpdkConfig.class, new DpdkConfigCodec());
 
         log.info("Started");
     }
@@ -63,6 +69,8 @@
         codecService.unregisterCodec(OpenstackPhyInterface.class);
         codecService.unregisterCodec(ControllerInfo.class);
         codecService.unregisterCodec(OpenstackSshAuth.class);
+        codecService.unregisterCodec(DpdkConfig.class);
+        codecService.unregisterCodec(DpdkInterface.class);
 
         log.info("Stopped");
     }